Audio files of contrasting sounds in some of the world's languages

Hindi consonants:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/vowels/chapter12/hindi.html

K’ekchi consonants:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/appendix/languages/ketchi/ketchi.html

Danish vowels:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/course/chapter9/danish/danish.html

Nama clicks:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/vowels/chapter13/nama.html

Hmong tones:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/appendix/languages/hmong/hmong.html

Complete list of languages in the UCLA archives:

http://hctv.humnet.ucla.edu/departments/linguistics/VowelsandConsonants/index/language.html

Audio samples of continuous speech in 43 languages (BBC World Service news).  Click on the language you want, and then click on the elongated, pale blue box near the upper right-hand corner.

http://www.bbc.co.uk/worldservice/us/languages.shtml